Syscall param fstatat(path) points to unaddressable byte(s)
   ...
   by 0x........: main (stat.c:52)
 Address 0x........ is 0 bytes inside a block of size 7 free'd
   at 0x........: free (vg_replace_malloc.c:...)
   by 0x........: main (stat.c:50)
 Block was alloc'd at
   at 0x........: malloc (vg_replace_malloc.c:...)
   ...
   by 0x........: main (stat.c:49)

Syscall param fstatat(sb) points to unaddressable byte(s)
   ...
   by 0x........: main (stat.c:57)
 Address 0x........ is 0 bytes inside a block of size 224 free'd
   at 0x........: free (vg_replace_malloc.c:...)
   by 0x........: main (stat.c:55)
 Block was alloc'd at
   at 0x........: malloc (vg_replace_malloc.c:...)
   by 0x........: main (stat.c:54)

Syscall param fstat(sb) points to unaddressable byte(s)
   at 0x........: __sys_fstat (in /...libc...)
   by 0x........: main (stat.c:61)
 Address 0x........ is 0 bytes inside a block of size 224 free'd
   at 0x........: free (vg_replace_malloc.c:...)
   by 0x........: main (stat.c:60)
 Block was alloc'd at
   at 0x........: malloc (vg_replace_malloc.c:...)
   by 0x........: main (stat.c:59)

Syscall param fstat(fd) contains uninitialised byte(s)
   at 0x........: __sys_fstat (in /...libc...)
   by 0x........: main (stat.c:64)

Syscall param fstatat(fd) contains uninitialised byte(s)
   ...
   by 0x........: main (stat.c:66)

Syscall param fstatat(flag) contains uninitialised byte(s)
   ...
   by 0x........: main (stat.c:67)